{"id":17662,"date":"2026-10-28T15:31:40","date_gmt":"2026-10-28T14:31:40","guid":{"rendered":"https:\/\/monbitcoin.fr\/index.php\/2026\/10\/28\/attestation-blockchain-signer-nest-pas-prouver\/"},"modified":"2026-10-28T15:31:40","modified_gmt":"2026-10-28T14:31:40","slug":"attestation-blockchain-signer-nest-pas-prouver","status":"publish","type":"post","link":"https:\/\/monbitcoin.fr\/index.php\/2026\/10\/28\/attestation-blockchain-signer-nest-pas-prouver\/","title":{"rendered":"Attestation blockchain\u00a0: Signer n\u2019est pas prouver"},"content":{"rendered":"<div>\n<div><img loading=\"lazy\" width=\"1200\" height=\"800\" src=\"https:\/\/www.cointribune.com\/app\/uploads\/2026\/10\/Signature-sous-surveillance.png\" class=\"attachment-full size-full wp-post-image\" alt=\"Illustration d\u2019un homme qui signe un certificat scell\u00e9 orn\u00e9 de blocs reli\u00e9s, tandis qu\u2019un inspecteur examine la signature \u00e0 la loupe, sur fond de cha\u00eene de blocs.\" decoding=\"async\" style=\"margin-bottom: 15px;\" srcset=\"https:\/\/www.cointribune.com\/app\/uploads\/2026\/10\/Signature-sous-surveillance.png 1200w, https:\/\/www.cointribune.com\/app\/uploads\/2026\/10\/Signature-sous-surveillance-300x200.png 300w, https:\/\/www.cointribune.com\/app\/uploads\/2026\/10\/Signature-sous-surveillance-1024x683.png 1024w, https:\/\/www.cointribune.com\/app\/uploads\/2026\/10\/Signature-sous-surveillance-768x512.png 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\"><\/div>\n<p>Une attestation blockchain prouve qui a sign\u00e9 une d\u00e9claration, pas qu\u2019elle est vraie. Le cas Coinbase sur Base, les attestations hors cha\u00eene et cinq questions \u00e0 poser.<\/p>\n<p>L\u2019article <a rel=\"nofollow\" href=\"https:\/\/www.cointribune.com\/attestation-blockchain-signer-nest-pas-prouver\/\">Attestation blockchain\u00a0: Signer n\u2019est pas prouver<\/a> est apparu en premier sur <a rel=\"nofollow\" href=\"https:\/\/www.cointribune.com\/\">Cointribune<\/a>.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Une attestation blockchain prouve qui a sign\u00e9 une d\u00e9claration, pas qu\u2019elle est vraie. Le cas Coinbase sur Base, les attestations&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-17662","post","type-post","status-publish","format-standard","hentry","category-dernier-articles","wpcat-3-id"],"_links":{"self":[{"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/posts\/17662"}],"collection":[{"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/comments?post=17662"}],"version-history":[{"count":0,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/posts\/17662\/revisions"}],"wp:attachment":[{"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/media?parent=17662"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/categories?post=17662"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/monbitcoin.fr\/index.php\/wp-json\/wp\/v2\/tags?post=17662"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}